4405425555906 has 40 divisors (see below), whose sum is σ = 9967255556544. Its totient is φ = 1454218139160.

The previous prime is 4405425555901. The next prime is 4405425555953. The reversal of 4405425555906 is 6095555245044.

4405425555906 is a `hidden beast` number, since 4 + 4 + 0 + 5 + 42 + 5 + 5 + 5 + 590 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (4405425555901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 131992950 + ... + 132026321.

Almost surely, 2^{4405425555906} is an apocalyptic number.

4405425555906 is an abundant number, since it is smaller than the sum of its proper divisors (5561830000638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4405425555906 is a wasteful number, since it uses less digits than its factorization.

4405425555906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264019388 (or 264019379 counting only the distinct ones).

The product of its (nonzero) digits is 21600000, while the sum is 54.

The spelling of 4405425555906 in words is "four trillion, four hundred five billion, four hundred twenty-five million, five hundred fifty-five thousand, nine hundred six".